- Kingscote
- Kingsford
- Kingsland
- Kingsmill
- Kingston
- Kinnersley
- Kinns
- Kinoston
- Kinsett
- Sarah (after 1810 - circa 1847)
- Kinsey
- Sarah (between 1792 and 1793 - 1879)
- Kipling
- Kippin
- Kirby
- Kirbyshire
- Kirk
- Kirkbride
- Kirkham
- Kirkland
- Kirley
- Kirschman
- Kirtley
- Kirton
- Kirwood
- Kislingbury
- Kitch
- Kitchen
- Kitchener
- Kitcher
- Kitching
- Kitchingham
- Klingseisen
- Kluber
- Knapp
- Knatchbull
- Knevett
- Knight
- Knightley
- Knights
- Knock
- Knott